The 2005 Southland Conference men's basketball tournament took place March 8–13, 2005.
The quarterfinal and semifinal rounds were played at the home arena of the higher seeded-teams, with the championship game played at Prather Coliseum in Natchitoches, Louisiana.
[1] Top-seeded Southeastern Louisiana won the championship game over second-seeded Northwestern State, and earned the conference's automatic bid to the NCAA tournament.
[2] Ricky Woods of Southeastern Louisiana was named the tournament's MVP.
For the semifinal round, the remaining teams were reseeded.